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Rohit went to Jaipur with a school trip ...

Rohit went to Jaipur with a school trip to visit some historical places. He and his friends observed that some old glass objects looked milky and windows pane of old buildings were looking slightly thicker at the bottom than at the top.
Answer the following questions
Under what conditions could quartz be converted into glass?

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Rohit went to Jaipur with a school trip to visit some historical places. He and his friends observed that some old glass objects looked milky and windows pane of old buildings were looking slightly thicker at the bottom than at the top. Answer the following questions Is glass crystalline or amorphous?

MODERN PUBLICATION-SOLID STATE-EXERCISE
  1. Rohit went to Jaipur with a school trip to visit some historical place...

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  2. What is the difference between glass and quartz. While both are made u...

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  3. Rohit went to Jaipur with a school trip to visit some historical place...

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  4. Some of the very old glass objects appear slightly milky instead of be...

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  5. Rohit went to Jaipur with a school trip to visit some historical place...

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  6. The number of atoms in bcc arrangement is

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  7. An element with density 10 g cm^(-3) forms a cubic unit cell with edge...

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  8. If edge of a bcc crystal of an element is a cm, number, then density o...

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  9. What is the radius of ratio (r^+/r^-) for an ion to occupy: tetrahedra...

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  10. A compound formed by two elements A and B crystallizers in the cubic s...

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  11. STATEMENT -1 : In NaCl structure , Na^(+) ion occupy octahedral hole...

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  12. What is the co-ordination number in hcp and ccp ?

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  13. Which of the following is not true

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  14. the Number of atoms per unit cell in fcc and bcc unit cells are 4 and ...

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  15. An element with molar mass 2.7xx10^(-2) kg "mol"^(-1) forms a cubic un...

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  16. If the alignment of mangnetic moments in a substance is 'in-a compensa...

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  17. Calculate the mass of 2.5 mole of naphthalene.

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  18. An alloy of copper silver and gold is found it have copper constitutin...

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  19. Fe(3)O(4) is ferrimagnetic at room temperature but at 850K it becomes:...

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  20. An example of body centred cube is

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